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121.
122.
Suggested areas for prospecting in the central Koyukuk River region, Alaska, by Thomas P. Miller and Oscar J. Ferrians, Jr. by Series: Geological Survey circular ; 570.
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Washington, U.S. Dept. of the Interior, 1968
Availability: No items available.

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Geology and ore deposits of the Castle Mountain mining district, Meagher County, Montana, by Allen S. Winters. by Series: Bulletin (Montana Bureau of Mines and Geology) ; 64.
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Butte, Montana College of Mineral Science and Technology, 1968
Availability: No items available.

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Anomalous concentrations of gold, silver, and other metals in the Mill Canyon area, Cortez quadrangle, Eureka and Lander Counties, Nevada, by James E. Elliott and John D. Wells. by Series: Geological Survey circular ; 606.
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Washington, [U.S. Dept. of the Interior, Geological Survey] 1968
Availability: No items available.

128.
Lead, zinc, and silver deposits at Bowser Creek, McGrath A-2 quadrangle, Alaska, by Bruce L. Reed and Raymond L. Elliott. by Series: Geological Survey circular ; 559.
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Washington, 1968
Availability: No items available.

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Studies on the investigation of copper, lead, zinc and antimony-bearing regions of India, and the competitive position of Indian ilmenite in world markets. by
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: [Delhi, Manager of Publications] 1966 [i.e. 1968]
Availability: No items available.

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